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CC = gcc
CFLAGS ?= -O2 -pipe -Wall -Wextra -Wno-variadic-macros -Wno-strict-aliasing
PKGCONFIG = pkg-config
STRIP = strip
INSTALL = install
SED = sed
UNAME = uname
headers = lem.h config.h macros.h libev/ev.h
programs = lem utils.so
scripts = repl.lua lem-repl
objects = event.o lem.o
OS = $(shell $(UNAME))
LUA = embedded
LUA_VERSION = 5.1
DESTDIR =
PREFIX = /usr/local
BINDIR = $(PREFIX)/bin
INCDIR = $(PREFIX)/include
PKG_CONFIG_PATH = $(PREFIX)/lib/pkgconfig
ifeq ($(LUA),embedded)
CFLAGS += -Ilua -DLUA_USE_LINUX -DLUA_ROOT='"$(PREFIX)/"'
LIBRARIES = -lm
ifeq ($(OS), Linux)
LIBRARIES += -ldl
endif
headers += lua/luaconf.h lua/lua.h lua/lauxlib.h
# From lua/Makefile
CORE_O = lapi.o lcode.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o \
lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o \
lundump.o lvm.o lzio.o
LIB_O = lauxlib.o lbaselib.o ldblib.o liolib.o lmathlib.o loslib.o ltablib.o \
lstrlib.o loadlib.o linit.o
objects += $(CORE_O:%=lua/%) $(LIB_O:%=lua/%)
LUA_PATH = $(PREFIX)/share/lua/$(LUA_VERSION)
LUA_CPATH = $(PREFIX)/lib/lua/$(LUA_VERSION)
LIB_INCLUDES = -I$(INCDIR) -I$(INCDIR)/lem
else
LUA_PATH = $(shell $(LUA) -e 'print(package.path:match("([^;]*/lua/$(LUA_VERSION))"))')
LUA_CPATH = $(shell $(LUA) -e 'print(package.cpath:match("([^;]*/lua/$(LUA_VERSION))"))')
ifeq ($(findstring LuaJIT, $(shell $(LUA) -v 2>&1)),)
LIBRARIES = -llua
LUA_INCDIR = $(INCDIR)
LIB_INCLUDES = -I$(LUA_INCDIR)
else
CFLAGS += $(shell $(PKGCONFIG) --cflags luajit)
LIBRARIES = $(shell $(PKGCONFIG) --libs luajit)
LIB_INCLUDES = -I$(INCDIR) $(shell $(PKGCONFIG) --cflags-only-I luajit)
endif
endif
ifdef NDEBUG
CFLAGS += -DNDEBUG
endif
ifdef V
M=@\#
O=
else
M=@
O=@
endif
.PHONY: all strip install clean
.PRECIOUS: %.pic.o
all: $(programs)
config.h: config.$(OS)
$Mecho ' CP $@'
$Ocp $< $@
lem.pc: lem.pc.in
$Mecho ' SED $@'
$O$(SED) -e 's|@PATH@|$(LUA_PATH)|;s|@CPATH@|$(LUA_CPATH)|;s|@LIB_INCLUDES@|$(LIB_INCLUDES)|' $< > $@
%.pic.o: %.c config.h
$Mecho ' CC $@'
$O$(CC) $(CFLAGS) -Iinclude -fPIC -nostartfiles -c $< -o $@
event.o: CFLAGS += -w
%.o: %.c config.h
$Mecho ' CC $@'
$O$(CC) $(CFLAGS) -Iinclude -c $< -o $@
lem: $(objects)
$Mecho ' LD $@'
$O$(CC) -rdynamic $(LIBRARIES) $(LDFLAGS) $^ -o $@
utils.so: utils.pic.o
$Mecho ' LD $@'
$O$(CC) -shared $(LDFLAGS) $^ -o $@
%-strip: %
$Mecho ' STRIP $<'
$O$(STRIP) $<
strip: $(programs:%=%-strip)
bindir-install:
$Mecho " INSTALL -d $(BINDIR)"
$O$(INSTALL) -d $(DESTDIR)$(BINDIR)
lem-install: lem bindir-install
$Mecho " INSTALL $<"
$O$(INSTALL) $< $(DESTDIR)$(BINDIR)/$<
lem-repl-install: lem-repl bindir-install
$Mecho " INSTALL $<"
$O$(INSTALL) $< $(DESTDIR)$(BINDIR)/$<
incdir-install:
$Mecho " INSTALL -d $(INCDIR)/lem"
$O$(INSTALL) -d $(DESTDIR)$(INCDIR)/lem
lem.h-install: lem.h incdir-install
$Mecho " INSTALL $<"
$O$(INSTALL) -m644 $< $(DESTDIR)$(INCDIR)/$<
%.h-install: %.h incdir-install
$Mecho " INSTALL $(notdir $<)"
$O$(INSTALL) -m644 $< $(DESTDIR)$(INCDIR)/lem/$(notdir $<)
path-install:
$Mecho " INSTALL -d $(LUA_PATH)"
$O$(INSTALL) -d $(DESTDIR)$(LUA_PATH)/lem
%.lua-install: %.lua path-install
$Mecho " INSTALL $<"
$O$(INSTALL) -m644 $< $(DESTDIR)$(LUA_PATH)/lem/$<
cpath-install:
$Mecho " INSTALL -d $(LUA_CPATH)"
$O$(INSTALL) -d $(DESTDIR)$(LUA_CPATH)/lem
%.so-install: %.so cpath-install
$Mecho " INSTALL $<"
$O$(INSTALL) $< $(DESTDIR)$(LUA_CPATH)/lem/$<
pkgdir-install:
$Mecho " INSTALL -d $(PKG_CONFIG_PATH)"
$O$(INSTALL) -d $(DESTDIR)$(PKG_CONFIG_PATH)
%.pc-install: %.pc pkgdir-install
$Mecho " INSTALL $<"
$O$(INSTALL) -m644 $< $(DESTDIR)$(PKG_CONFIG_PATH)/$<
install: lem.pc-install $(headers:%=%-install) $(programs:%=%-install) $(scripts:%=%-install)
clean:
rm -f config.h lem.pc $(programs) *.o lua/*.o *.c~ *.h~
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